The pattern notebook · nymph
McPhail Caddis Pupa
How do you tie a McPhail Caddis Pupa?
McPhail Caddis Pupa is a nymph fly pattern for trout. Find its 9 materials and 28 tying steps below.
- Difficulty
- 3 of 5
- Target species
- trout
- Pattern designer
- Davie McPhail
Added to catalog · Updated
At the vise
Materials
- Hook: Veniards Osprey Grub size 12
- Thread: Uni 8/0 Lt. Cahill
- Underbody: Lead sheet or wire
- Body: Yellow yarn
- Back: Wapsi Scud Back 1/8" Brown
- Thorax: Brown Adult Seals Fur or Sub
- Legs: Brown Partridge
- Eye: Flou-Yellow 12lb Nylon
- Horns: Bronze Mallard
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Tying instructions
Secure the hook in the vise.
Cut a strip of lead sheet or wire.
Start the thread at the back of the hook.
Wrap the lead sheet around the hook shank to create a tapered underbody.
Secure the lead with thread wraps.
Start the thread again.
Tie in the yellow yarn for the body.
Wind the yarn forward to form the body, tapering it towards the eye.
Tie off the yarn and trim the excess.
Tie in the scud back for the back.
Wind the thread up to the eye.
Tie in the scud back and stretch it to the bare hook.
Tie off the scud back and trim the excess.
Tie in the yellow yarn and wind it to form the body.
Tie off the yarn and trim the excess.
Tie in the brown seal's fur for the thorax.
Dub the seal's fur onto the thread and wind it to form the thorax.
Tie off the seal's fur and trim the excess.
Select a brown partridge feather and prepare it for the legs.
Tie in the partridge feather for the legs.
Tie off the partridge feather and trim the excess.
Tie in the flou-yellow nylon for the eyes.
Secure the nylon with a few wraps.
Tie off the nylon and trim the excess.
Tie in the bronze mallard for the horns.
Secure the mallard with a few wraps.
Tie off the mallard and trim the excess.
Whip finish and apply head cement.